Childhood cancer incidence rates and hazardous air pollutants in California: an exploratory analysis.

Environ Health Perspect · 2003 · PMC1241461 · PMID 12676632

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a significant trendno p-value reported

We found elevated RRs and a significant trend with increasing exposure level for childhood leukemia in tracts ranked highest for exposure to the combined group of 25 HAPs (RR = 1.21; 95% confidence interval, 1.03, 1.42) and in tracts ranked highest for point-source HAP exposure (RR = 1.32; 95% confidence interval, 1.11, 1.57).

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